Adding Text/Currency To Progress Bar On Campaign Pages

add_filter( 'charitable_campaign_builder_progress-bar_field_display', 'test_campaign_builder_field_display', 10, 2 );

function test_campaign_builder_field_display( $html, $campaign_data ) {

	// search for "Goal:" and add a £ symbol to the goal amount.

	$html = str_replace( '<span>Goal:</span> ', '<span>Goal:</span> £', $html );

	return $html;

}